Exemplo n.º 1
0
        public void compileShader(GLSLShaderConfig config)
        {
            if (config.program_id != -1)
            {
                GL.DeleteProgram(config.program_id);
            }

            GLShaderHelper.CreateShaders(config);
        }
Exemplo n.º 2
0
        private void glControl1_Load(object sender, EventArgs e)
        {
            GL.Viewport(0, 0, glControl1.ClientSize.Width, glControl1.ClientSize.Height);
            GL.ClearColor(System.Drawing.Color.Black);
            GL.Enable(EnableCap.DepthTest);
            //glControl1.SwapBuffers();
            //glControl1.Invalidate();
            Debug.WriteLine("GL Cleared");
            Debug.WriteLine(GL.GetError());

            this.glloaded = true;

            //Generate Geometry VBOs
            GL.GenBuffers(1, out quad_vbo);
            GL.GenBuffers(1, out quad_ebo);

            //Bind Geometry Buffers
            int arraysize = sizeof(float) * 4 * 3;

            //Upload vertex buffer
            GL.BindBuffer(BufferTarget.ArrayBuffer, quad_vbo);
            //Allocate to NULL
            GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(arraysize), (IntPtr)null, BufferUsageHint.StaticDraw);
            //Add verts data
            GL.BufferSubData(BufferTarget.ArrayBuffer, (IntPtr)0, (IntPtr)arraysize, quadverts);

            //Upload index buffer
            GL.BindBuffer(BufferTarget.ElementArrayBuffer, quad_ebo);
            GL.BufferData(BufferTarget.ElementArrayBuffer, (IntPtr)(sizeof(Int32) * 6), quadindices, BufferUsageHint.StaticDraw);


            //Compile Shaders
            string vvs, ffs;
            int    vertex_shader_ob, fragment_shader_ob;

            vvs = GLSL_Preprocessor.Parser("Shaders/Text_VS.glsl");
            ffs = GLSL_Preprocessor.Parser("Shaders/Text_FS.glsl");
            //Compile Texture Shaders
            GLShaderHelper.CreateShaders(vvs, ffs, out vertex_shader_ob,
                                         out fragment_shader_ob, out shader_program);


            //Setup default program
            GL.UseProgram(shader_program);


            //Load Sample texture
            //Test BMP Image Class
            BMPImage bm = new BMPImage("courier.bmp");

            sampleTex = bm.GLid;


            glControl1.Invalidate();
        }
Exemplo n.º 3
0
        public void handleRequests()
        {
            if (reqHandler.hasOpenRequests())
            {
                ThreadRequest req = reqHandler.Fetch();
                lock (req)
                {
                    switch (req.type)
                    {
                    case THREAD_REQUEST_TYPE.QUERY_GLCONTROL_STATUS_REQUEST:
                        //At this point the renderer is up and running
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.INIT_RESOURCE_MANAGER:
                        resMgr.Init();
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.NEW_SCENE_REQUEST:
                        inputPollTimer.Stop();
                        rt_addRootScene((string)req.arguments[0]);
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        inputPollTimer.Start();
                        break;

#if DEBUG
                    case THREAD_REQUEST_TYPE.NEW_TEST_SCENE_REQUEST:
                        inputPollTimer.Stop();
                        rt_addTestScene((int)req.arguments[0]);
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        inputPollTimer.Start();
                        break;
#endif
                    case THREAD_REQUEST_TYPE.CHANGE_MODEL_PARENT_REQUEST:
                        Model source = (Model)req.arguments[0];
                        Model target = (Model)req.arguments[1];

                        System.Windows.Application.Current.Dispatcher.Invoke((System.Action)(() =>
                        {
                            if (source.parent != null)
                            {
                                source.parent.Children.Remove(source);
                            }

                            //Add to target node
                            source.parent = target;
                            target.Children.Add(source);
                        }));

                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.UPDATE_SCENE_REQUEST:
                        Scene req_scn = (Scene)req.arguments[0];
                        req_scn.update();
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.GL_COMPILE_ALL_SHADERS_REQUEST:
                        resMgr.compileMainShaders();
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.MOUSEPOSITION_INFO_REQUEST:
                        Vector4[] t = (Vector4[])req.arguments[2];
                        renderMgr.getMousePosInfo((int)req.arguments[0], (int)req.arguments[1],
                                                  ref t);
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.GL_RESIZE_REQUEST:
                        rt_ResizeViewport((int)req.arguments[0], (int)req.arguments[1]);
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.GL_MODIFY_SHADER_REQUEST:
                        GLShaderHelper.modifyShader((GLSLShaderConfig)req.arguments[0],
                                                    (GLSLShaderText)req.arguments[1]);
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.GIZMO_PICKING_REQUEST:
                        //TODO: Send the nessessary arguments to the render manager and mark the active gizmoparts
                        Gizmo g = (Gizmo)req.arguments[0];
                        renderMgr.gizmoPick(ref g, (Vector2)req.arguments[1]);
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.TERMINATE_REQUEST:
                        rt_State = EngineRenderingState.EXIT;
                        inputPollTimer.Stop();
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.GL_PAUSE_RENDER_REQUEST:
                        rt_State   = EngineRenderingState.PAUSED;
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.GL_RESUME_RENDER_REQUEST:
                        rt_State   = EngineRenderingState.ACTIVE;
                        req.status = THREAD_REQUEST_STATUS.FINISHED;
                        break;

                    case THREAD_REQUEST_TYPE.NULL:
                        break;
                    }
                }
            }
        }
Exemplo n.º 4
0
        private void compileMaterialShader()
        {
            Dictionary <int, GLSLShaderConfig>  shaderDict;
            Dictionary <int, List <GLMeshVao> > meshList;

            List <string> includes = new List <string>();
            List <string> defines  = new List <string>();

            //Save shader to resource Manager
            //Check for explicit materials
            if (Name == "collisionMat" || Name == "jointMat" || Name == "crossMat")
            {
                shaderDict = Common.RenderState.activeResMgr.GLDefaultShaderMap;
                meshList   = Common.RenderState.activeResMgr.defaultMeshShaderMap;
                defines.Add("_D_DEFERRED_RENDERING");
            }
            else if (MaterialFlags.Contains("_F51_DECAL_DIFFUSE") ||
                     MaterialFlags.Contains("_F52_DECAL_NORMAL"))
            {
                shaderDict = Common.RenderState.activeResMgr.GLDeferredShaderMapDecal;
                meshList   = Common.RenderState.activeResMgr.decalMeshShaderMap;
                defines.Add("_D_DEFERRED_RENDERING");
            }
            else if (MaterialFlags.Contains("_F09_TRANSPARENT") ||
                     MaterialFlags.Contains("_F22_TRANSPARENT_SCALAR") ||
                     MaterialFlags.Contains("_F11_ALPHACUTOUT"))
            {
                shaderDict = Common.RenderState.activeResMgr.GLForwardShaderMapTransparent;
                meshList   = Common.RenderState.activeResMgr.transparentMeshShaderMap;
            }

            else if (MaterialFlags.Contains("_F07_UNLIT"))
            {
                shaderDict = Common.RenderState.activeResMgr.GLDeferredUNLITShaderMap;
                meshList   = Common.RenderState.activeResMgr.opaqueMeshShaderMap;
                defines.Add("_D_DEFERRED_RENDERING");
            }
            else
            {
                shaderDict = Common.RenderState.activeResMgr.GLDeferredLITShaderMap;
                meshList   = Common.RenderState.activeResMgr.opaqueMeshShaderMap;
                defines.Add("_D_DEFERRED_RENDERING");
            }

            for (int i = 0; i < MaterialFlags.Count; i++)
            {
                if (supported_flags.Contains(MaterialFlags[i]))
                {
                    includes.Add(MaterialFlags[i]);
                }
            }

            GLSLShaderConfig shader = GLShaderHelper.compileShader("Shaders/Simple_VS.glsl", "Shaders/Simple_FS.glsl", null, null, null,
                                                                   defines, includes, SHADER_TYPE.MATERIAL_SHADER, ref Common.RenderState.shaderCompilationLog);


            //Attach UBO binding Points
            GLShaderHelper.attachUBOToShaderBindingPoint(shader, "_COMMON_PER_FRAME", 0);
            GLShaderHelper.attachSSBOToShaderBindingPoint(shader, "_COMMON_PER_MESH", 1);


            //Save shader to the resource Manager
            shaderDict[shader.shaderHash] = shader;
            meshList[shader.shaderHash]   = new List <GLMeshVao>(); //Init list
        }
Exemplo n.º 5
0
        public void init()
        {
            //Get MaterialFlags
            foreach (TkMaterialFlags f in Flags)
            {
                material_flags[(int)f.MaterialFlag] = 1.0f;
            }

            //Get Uniforms
            foreach (TkMaterialUniform un in Uniforms)
            {
                Uniform my_un = new Uniform("mpCustomPerMaterial.", un);
                CustomPerMaterialUniforms[my_un.Name] = my_un;
            }

            //Get Samplers
            foreach (TkMaterialSampler sm in Samplers)
            {
                Sampler s = new Sampler(sm);
                s.init(texMgr);
                PSamplers[s.PName] = s;
            }


            //Workaround for Procedurally Generated Samplers
            //I need to check if the diffuse sampler is procgen and then force the maps
            //on the other samplers with the appropriate names

            foreach (Sampler s in PSamplers.Values)
            {
                //Check if the first sampler is procgen
                if (s.isProcGen)
                {
                    string name = s.Map;

                    //Properly assemble the mask and the normal map names

                    string[] split        = name.Split('.');
                    string   pre_ext_name = "";
                    for (int i = 0; i < split.Length - 1; i++)
                    {
                        pre_ext_name += split[i] + '.';
                    }

                    if (PSamplers.ContainsKey("mpCustomPerMaterial.gMasksMap"))
                    {
                        string new_name = pre_ext_name + "MASKS.DDS";
                        PSamplers["mpCustomPerMaterial.gMasksMap"].PMap = new_name;
                        PSamplers["mpCustomPerMaterial.gMasksMap"].tex  = PSamplers["mpCustomPerMaterial.gMasksMap"].texMgr.getTexture(new_name);
                    }

                    if (PSamplers.ContainsKey("mpCustomPerMaterial.gNormalMap"))
                    {
                        string new_name = pre_ext_name + "NORMAL.DDS";
                        PSamplers["mpCustomPerMaterial.gNormalMap"].PMap = new_name;
                        PSamplers["mpCustomPerMaterial.gNormalMap"].tex  = PSamplers["mpCustomPerMaterial.gNormalMap"].texMgr.getTexture(new_name);
                    }
                    break;
                }
            }

            //Calculate material hash
            List <string> includes = new List <string>();

            for (int i = 0; i < MaterialFlags.Count; i++)
            {
                if (supported_flags.Contains(MaterialFlags[i]))
                {
                    includes.Add(MaterialFlags[i]);
                }
            }

            shaderHash = GLShaderHelper.calculateShaderHash(includes);

            if (!Common.RenderState.activeResMgr.shaderExistsForMaterial(this))
            {
                try
                {
                    compileMaterialShader();
                } catch (Exception e)
                {
                    Common.CallBacks.Log("Error during material shader compilation: " + e.Message);
                }
            }
        }
Exemplo n.º 6
0
        public void compileMainShaders()
        {
#if (DEBUG)
            //Query GL Extensions
            Console.WriteLine("OPENGL AVAILABLE EXTENSIONS:");
            string[] ext = GL.GetString(StringNameIndexed.Extensions, 0).Split(' ');
            foreach (string s in ext)
            {
                if (s.Contains("explicit"))
                {
                    Console.WriteLine(s);
                }
                if (s.Contains("texture"))
                {
                    Console.WriteLine(s);
                }
                if (s.Contains("16"))
                {
                    Console.WriteLine(s);
                }
            }

            //Query maximum buffer sizes
            Console.WriteLine("MaxUniformBlock Size {0}", GL.GetInteger(GetPName.MaxUniformBlockSize));
#endif

            //Populate shader list
            string log = "";
            GLSLHelper.GLSLShaderConfig shader_conf;

            //Geometry Shader
            //Compile Object Shaders
            GLSLShaderText geometry_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText geometry_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            GLSLShaderText geometry_shader_gs = new GLSLShaderText(ShaderType.GeometryShader);
            geometry_shader_vs.addStringFromFile("Shaders/Simple_VSEmpty.glsl");
            geometry_shader_fs.addStringFromFile("Shaders/Simple_FSEmpty.glsl");
            geometry_shader_gs.addStringFromFile("Shaders/Simple_GS.glsl");

            GLShaderHelper.compileShader(geometry_shader_vs, geometry_shader_fs, geometry_shader_gs, null, null,
                                         SHADER_TYPE.DEBUG_MESH_SHADER, ref log);


            //Compile Object Shaders
            GLSLShaderText gizmo_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText gizmo_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gizmo_shader_vs.addStringFromFile("Shaders/Gizmo_VS.glsl");
            gizmo_shader_fs.addStringFromFile("Shaders/Gizmo_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(gizmo_shader_vs, gizmo_shader_fs, null, null, null,
                                                       SHADER_TYPE.GIZMO_SHADER, ref log);

            //Attach UBO binding Points
            GLShaderHelper.attachUBOToShaderBindingPoint(shader_conf, "_COMMON_PER_FRAME", 0);
            GLShaders[SHADER_TYPE.GIZMO_SHADER] = shader_conf;


#if DEBUG
            //Report UBOs
            GLShaderHelper.reportUBOs(shader_conf);
#endif

            //Picking Shader

            //Compile Default Shaders

            //BoundBox Shader
            GLSLShaderText bbox_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText bbox_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            bbox_shader_vs.addStringFromFile("Shaders/Bound_VS.glsl");
            bbox_shader_fs.addStringFromFile("Shaders/Bound_FS.glsl");
            GLShaderHelper.compileShader(bbox_shader_vs, bbox_shader_fs, null, null, null,
                                         GLSLHelper.SHADER_TYPE.BBOX_SHADER, ref log);

            //Texture Mixing Shader
            GLSLShaderText texture_mixing_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText texture_mixing_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            texture_mixing_shader_vs.addStringFromFile("Shaders/texture_mixer_VS.glsl");
            texture_mixing_shader_fs.addStringFromFile("Shaders/texture_mixer_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(texture_mixing_shader_vs, texture_mixing_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.TEXTURE_MIX_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.TEXTURE_MIX_SHADER] = shader_conf;

            //GBuffer Shaders

            //UNLIT
            GLSLShaderText gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/Gbuffer_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.GBUFFER_UNLIT_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.GBUFFER_UNLIT_SHADER] = shader_conf;

            //LIT
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addString("#define _D_LIGHTING");
            gbuffer_shader_fs.addStringFromFile("Shaders/Gbuffer_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.GBUFFER_LIT_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.GBUFFER_LIT_SHADER] = shader_conf;


            //GAUSSIAN HORIZONTAL BLUR SHADER
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText gaussian_blur_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gaussian_blur_shader_fs.addStringFromFile("Shaders/gaussian_horizontalBlur_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gaussian_blur_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.GAUSSIAN_HORIZONTAL_BLUR_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.GAUSSIAN_HORIZONTAL_BLUR_SHADER] = shader_conf;


            //GAUSSIAN VERTICAL BLUR SHADER
            gbuffer_shader_vs       = new GLSLShaderText(ShaderType.VertexShader);
            gaussian_blur_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gaussian_blur_shader_fs.addStringFromFile("Shaders/gaussian_verticalBlur_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gaussian_blur_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.GAUSSIAN_VERTICAL_BLUR_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.GAUSSIAN_VERTICAL_BLUR_SHADER] = shader_conf;


            //BRIGHTNESS EXTRACTION SHADER
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/brightness_extract_shader_fs.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.BRIGHTNESS_EXTRACT_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.BRIGHTNESS_EXTRACT_SHADER] = shader_conf;


            //ADDITIVE BLEND
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/additive_blend_fs.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.ADDITIVE_BLEND_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.ADDITIVE_BLEND_SHADER] = shader_conf;

            //FXAA
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/fxaa_shader_fs.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.FXAA_SHADER, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.FXAA_SHADER] = shader_conf;

            //TONE MAPPING + GAMMA CORRECTION
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/tone_mapping_fs.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       GLSLHelper.SHADER_TYPE.TONE_MAPPING, ref log);
            GLShaders[GLSLHelper.SHADER_TYPE.TONE_MAPPING] = shader_conf;

            //INV TONE MAPPING + GAMMA CORRECTION
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/inv_tone_mapping_fs.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       SHADER_TYPE.INV_TONE_MAPPING, ref log);
            GLShaders[SHADER_TYPE.INV_TONE_MAPPING] = shader_conf;


            //BWOIT SHADER
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            gbuffer_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            gbuffer_shader_fs.addStringFromFile("Shaders/bwoit_shader_fs.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, gbuffer_shader_fs, null, null, null,
                                                       SHADER_TYPE.BWOIT_COMPOSITE_SHADER, ref log);
            GLShaders[SHADER_TYPE.BWOIT_COMPOSITE_SHADER] = shader_conf;


            //Text Shaders
            GLSLShaderText text_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText text_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            text_shader_vs.addStringFromFile("Shaders/Text_VS.glsl");
            text_shader_fs.addStringFromFile("Shaders/Text_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(text_shader_vs, text_shader_fs, null, null, null,
                                                       SHADER_TYPE.TEXT_SHADER, ref log);
            GLShaders[SHADER_TYPE.TEXT_SHADER] = shader_conf;

            //Camera Shaders
            //TODO: Add Camera Shaders if required
            GLShaders[GLSLHelper.SHADER_TYPE.CAMERA_SHADER] = null;

            //FILTERS - EFFECTS

            //Pass Shader
            gbuffer_shader_vs = new GLSLShaderText(ShaderType.VertexShader);
            GLSLShaderText passthrough_shader_fs = new GLSLShaderText(ShaderType.FragmentShader);
            gbuffer_shader_vs.addStringFromFile("Shaders/Gbuffer_VS.glsl");
            passthrough_shader_fs.addStringFromFile("Shaders/PassThrough_FS.glsl");
            shader_conf = GLShaderHelper.compileShader(gbuffer_shader_vs, passthrough_shader_fs, null, null, null,
                                                       SHADER_TYPE.PASSTHROUGH_SHADER, ref log);
            GLShaders[SHADER_TYPE.PASSTHROUGH_SHADER] = shader_conf;
        }